Home / 67,488.65-93,135.23-37,273.88

Finding the Fourth Proportional to 67,488.65, 93,135.23 and 37,273.88

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Solution

The fourth proportional to 67,488.65, 93,135.23 and 37,273.88 is: 51,438.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,488.65 : 93,135.23 = 37,273.88 : x
  2. Step 2: Convert to fraction form
    67,488.65/93,135.23 = 37,273.88/x
  3. Step 3: Cross multiply
    67,488.65x = 93,135.23 × 37,273.88
  4. Step 4: Simplify right side
    67,488.65x = 3,471,511,386.79
  5. Step 5: Solve for x
    x = 3,471,511,386.79/67,488.65
  6. Step 6: Final answer
    x = 51,438.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.